Home / 1,021,107.60-1,529,328.60-601,203.60

Finding the Fourth Proportional to 1,021,107.60, 1,529,328.60 and 601,203.60

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Solution

The fourth proportional to 1,021,107.60, 1,529,328.60 and 601,203.60 is: 900,431.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,021,107.60 : 1,529,328.60 = 601,203.60 : x
  2. Step 2: Convert to fraction form
    1,021,107.60/1,529,328.60 = 601,203.60/x
  3. Step 3: Cross multiply
    1,021,107.60x = 1,529,328.60 × 601,203.60
  4. Step 4: Simplify right side
    1,021,107.60x = 919,437,859,902.96
  5. Step 5: Solve for x
    x = 919,437,859,902.96/1,021,107.60
  6. Step 6: Final answer
    x = 900,431.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.